Received: from malur.postgresql.org ([217.196.149.56])
	by arkaria.postgresql.org with esmtp (Exim 4.84_2)
	(envelope-from
 <pgsql-admin-owner+M45795=pgsql+2Dadmin=arkaria.postgresql.org@postgresql.org>)
	id 1beiDI-00070w-RN
	for pgsql-admin@arkaria.postgresql.org; Tue, 30 Aug 2016 12:32:24 +0000
Received: from localhost ([127.0.0.1] helo=postgresql.org)
	by malur.postgresql.org with smtp (Exim 4.84_2)
	(envelope-from
 <pgsql-admin-owner+M45795=pgsql+2Dadmin=arkaria.postgresql.org@postgresql.org>)
	id 1beiDI-0004Ru-EF
	for pgsql-admin@arkaria.postgresql.org; Tue, 30 Aug 2016 12:32:24 +0000
Received: from makus.postgresql.org ([2001:4800:1501:1::229])
	by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256)
	(Exim 4.84_2)
	(envelope-from <tgl@sss.pgh.pa.us>)
	id 1beiBb-0001qB-84
	for pgsql-admin@postgresql.org; Tue, 30 Aug 2016 12:30:39 +0000
Received: from sss.pgh.pa.us ([66.207.139.130])
	by makus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256)
	(Exim 4.84_2)
	(envelope-from <tgl@sss.pgh.pa.us>)
	id 1beiBY-00034g-7U
	for pgsql-admin@postgresql.org; Tue, 30 Aug 2016 12:30:38 +0000
Received: from sss1.sss.pgh.pa.us (localhost [127.0.0.1])
	by sss.pgh.pa.us (8.14.4/8.14.4) with ESMTP id u7UCUZSa022972;
	Tue, 30 Aug 2016 08:30:35 -0400
From: Tom Lane <tgl@sss.pgh.pa.us>
To: Ben Kammer <b_a_kammer@yahoo.co.uk>
cc: "pgsql-admin@postgresql.org" <pgsql-admin@postgresql.org>
Subject: Re: Vacuum freeze help
In-reply-to: <1940442054.3299228.1472558977138@mail.yahoo.com>
References: <1940442054.3299228.1472558977138.ref@mail.yahoo.com>
 <1940442054.3299228.1472558977138@mail.yahoo.com>
Comments: In-reply-to Ben Kammer <b_a_kammer@yahoo.co.uk>
	message dated "Tue, 30 Aug 2016 12:09:37 -0000"
Date: Tue, 30 Aug 2016 08:30:35 -0400
Message-ID: <22971.1472560235@sss.pgh.pa.us>
X-Pg-Spam-Score: -3.4 (---)
List-Archive: <http://archives.postgresql.org/pgsql-admin>
List-Help: <mailto:majordomo@postgresql.org?body=help>
List-ID: <pgsql-admin.postgresql.org>
List-Owner: <mailto:pgsql-admin-owner@postgresql.org>
List-Post: <mailto:pgsql-admin@postgresql.org>
List-Subscribe: <mailto:majordomo@postgresql.org?body=sub%20pgsql-admin>
List-Unsubscribe: <mailto:majordomo@postgresql.org?body=unsub%20pgsql-admin>
X-Mailing-List: pgsql-admin
Precedence: bulk
Sender: pgsql-admin-owner@postgresql.org

Ben Kammer <b_a_kammer@yahoo.co.uk> writes:
> I have a postgresql 9.5.4 cluster and was testing with vacuum freeze. I
> expected the value of xmin to be set to '2' when I vacuum a particular
> table with the VACUUM FREEZE command.

That doesn't happen anymore; freezing just sets an info bit that indicates
that the xmin should be treated as old.

			regards, tom lane


-- 
Sent via pgsql-admin mailing list (pgsql-admin@postgresql.org)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-admin